What explorer had lots of setbacks?

What is the French 'Je ne t'aime pas' by Kurt Weill in Italian? When did Americans start heading west? When exactly was the Declaration of Independence signed? Which limits modern understanding of Mohenjo-Daro? Can you fair catch an onside kick in football? Is aggression learned? When did Battle of Ramsour's Mill happen? What type of weapons did the roman gladiator use? What does the surname Blum mean? What were some of the borrowings of the hittites? What was one way that Han emperors kept economy stable? What articles of the universal declaration of human rights were violated during the holocaust? How many confirmed kills does Richard marcinko have? What kind of paper did the Egyptians use? Where is the Che bar River? When did Cubans start playing in the mlb? Was the war with Great Britain after the signing of the declaration of independence? Is god he or she? Constantine believed that? Were do dead body go after the cime?

What explorer had lots of setbacks?